OKOLONA, MISSISSIPPI

Average Temperature

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		17.2		6.2		7.2		12.4		16.4		21.8		26.2		27.6		27.4		24.7		17.8		11.5		6.9

Average High Temperature

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		23.9		12.1		13.2		18.8		23		28.4		33		34		34		32.1		25.7		19		13

Average Low Temperature

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.4		0.3		1.1		5.8		9.8		15.2		19.4		21.2		20.8		17.4		9.8		4		0.8

Highest Recorded Temperature

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		43.3		25.6		31.7		32.2		34.4		38.3		43.3		42.2		41.7		43.3		37.2		30.6		28.9

Lowest Recorded Temperature

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-21.1		-21.1		-18.3		-12.8		-2.8		1.1		8.3		10		11.7		2.8		-3.9		-10		-16.1

Average Number of Days Above 90F/32C

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		---		---		---		0.4		7.9		19.6		24.4		23.8		17.8		2.9		---		---

Average Number of Days Below 32F/0C

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		58.7		15.4		12.8		5.8		1.1		---		---		---		---		---		1.3		7.6		14.8

Average Number of Days Below 0F/-17C

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		0.1		---		---		---		---		---		---		---		---		---		---		---

Average Precipitation

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1279		120		116		151		126		108		89		110		85		73		64		99		139

Average Number of Days With Precipitation

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		87		9		8		9		8		7		7		8		6		6		5		7		8

Most Precipitation Reported in a Day

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		254		119.4		136.1		254		111		85.8		102.1		132.1		167.4		101.6		130.1		114.3		142.2

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72		7		7		8		7		6		6		7		5		4		4		5		7

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34		3		3		4		3		3		2		3		2		2		2		3		4

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16		1		1		2		2		1		1		1		1		1		1		1		2

Most Rain Reported in a Month

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1879		395		327		491		344		261		326		273		204		207		250		326		509

Least Rain Reported in a Month

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		716		4		11		7		4		30		8		7		---		---		---		2		18

Average Snowfall

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		7.6		3.8		1.8		0.8		---		---		---		---		---		---		---		---		1.3

Most Snow Reported in a Month

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		27.9		26.7		24.4		17.8		---		---		---		---		---		---		---		0.5		20.3

Heating Degree Days

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1797.9		376.3		315.4		186.9		58.3		---		---		---		---		---		18.9		205		353.9

Cooling Degree Days

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1106		---		---		---		---		108.5		236.7		287.6		280.7		192.5		---		---		---

Growing Degree Days

Years on Record: 93

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2928.6		---		---		71.5		191.7		366.8		486.7		545.9		539.1		442.5		239.4		45		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.7		11.4		12.4		13.5		14.4		14.9		14.6		13.8		12.8		11.7		10.8		10.4

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.4		8.6		10.9		14.8		19		20.5		21.4		21.5		19.5		17.4		13.9		9.8		7.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6		3.6		4.6		6		7.2		8.3		8.8		8.5		7.6		6.2		4.6		3.7		3.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		12.1		13.9		16.6		19		18.8		18.8		19.2		18.7		18.7		17.6		13.5		11.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.3		12.2		13		15.4		18.6		18.2		18.6		19.4		18.1		18.7		18		14		11.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.4		8.6		10.9		14.8		19		20.5		21.4		21.5		19.5		17.4		13.9		9.8		7.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		3.7		4.8		6.2		7.7		8.7		9.1		8.9		8		6.7		5.2		3.9		3.4

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.9		16.3		17.7		21.5		21.7		21.7		21.5		21.5		21.4		20.8		21.7		17.9		14.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22		18.5		18.7		23.4		23.6		24.2		24.5		24.4		23.3		22.2		24.5		20.8		16.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		6.9		8.7		12.6		15.1		15.7		18.4		19		16.7		14.4		10.3		7		6.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		3.1		4.2		5.1		6.5		7.6		8.1		7.8		7		5.7		3.8		3.1		3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13		9		10.3		13.8		14.9		14.5		16.3		17.1		16		15.2		12		8.7		8.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		7.8		8.1		11.2		11.7		10.5		13.6		15.1		13.3		13		9.8		7.2		7.1